package service;

import java.util.List;

public interface ShoppingcartService {
    List<Long>getSubject(Long sid, int pageIndex, int pageSize);

    boolean insert(long uid,String sid);
    boolean delete(long uid,String sid);
    boolean clear(long uid);

    int countById(long uid);

    List<Long> findSidByUid(long uid);
}
